Calculating the variance

What is the variance of a binomial distribution where 25 coins are flipped, each having a 30% chance of heads?

यह अभ्यास पाठ्यक्रम का हिस्सा है

Foundations of Probability in R

Calculate this using the exact formula you learned in the lecture: the variance of the binomial is size * p * (1 - p). Print this result to the screen.
Confirm with a simulation of 10,000 trials.

इस अभ्यास को इस नमूना कोड को पूरा करके आज़माएँ।

# Calculate the variance using the exact formula


# Confirm with a simulation using rbinom